| S. No. |
Concentration of metal ion (ppm) |
IST |
FST |
| 1. |
-- |
175 |
300 |
| 2. |
1 |
180 |
300 |
| 3. |
5 |
180 |
300 |
| 4. |
10 |
170 |
300 |
| 5. |
100 |
170 |
310 |
| 6. |
1000 |
170 |
300 |
| 7. |
1500 |
155 |
275 |
| 8. |
2000 |
135 |
265 |
| 9. |
3000 |
135 |
265 |
| 10. |
5000 |
135 |
265 |
IST- Initial setting time of cement in min.
FST- Final setting time of cement in min. |